To provide a wheelchair fixing device which is provided with a holding member for housing and holding a hook in a hook storage recess in place of a support bar and enables the hook and the holding member to be connected together through the operation of housing the hook in the hook storage recess.

This wheelchair fixing device makes the hook 30 taken out from a hook storage recess 24 and attached to the wheelchair loaded on a vehicle floor, along with the support bar or under disconnection from the support bar, and makes the wheelchair fixed to the vehicle, with a predetermined tension loaded on a member 15 to be wound. The wheelchair fixing device is equipped with the holding member 40 which is housed in a support-bar storage recess 22 in place of the support bar and connected to the plurality of hooks 30, so that the hooks 30 can be housed and held in the hook storage recess 24 so as not to protrude from the vehicle floor. The hook 30 and the holding member 40 are constituted so that the hook 30 can be connected to/disconnected from the holding member 40 with the holding member 40 housed in the support-bar storage recess 22.